Netkoin (NTK) is currently available for trading on Mercatox exchange with both ETH and BTC pairing. Mercatox is a top 100 exchange.
IDEX is a hybrid, semi-decentralized exchange that provides a trustless, real-time, high-throughput trading experience in conjunction with blockchain based settlement trading experience in conjunction with blockchain based settlement. Netkoin (NTK) is currently trading with a ETH pair on IDEX.
Netkoin (NTK) is listed with a ETH pairing on TopBTC. The TopBTC exchange is currently a top 25 exchange with regards to volume.